Take a look at the other out-of-this-world mysteries that captivate us. less

Aliens, bigfoot and the best of Cryptozoology

The Loch Ness monster just might be dead. A veteran Nessie watcher who keeps track of her sightings tells the Daily Mail that no confirmed sightings of the shy ... more

Photo: Bentley Archive/Popperfoto, Popperfoto/Getty Images

Aliens, bigfoot and the best of Cryptozoology The Loch Ness... Photo-4979466.67271 - Houston Chronicle

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Stonehenge and how it came to be has been steeped in mystery. Without the marvels of modern machinery, historians and conspiracy theorists alike wonder how such heavy rocks were hauled all the way up through the hilly English landscape and artfully erected. While those mysteries remain, scientists have clued us in to one factoid: the exact source of the smaller bluestones has been pinpointed to a nearby outcropping about two miles away. less

Stonehenge and how it came to be has been steeped in mystery. Without the marvels of modern machinery, historians and conspiracy theorists alike wonder how such heavy rocks were hauled all the way up through ... more

Photo: Dave Caulkin, File, AP

Stonehenge and how it came to be has been steeped in mystery.... Photo-2407411.67271 - Houston Chronicle